Used in electrical and industrial assemblies, valves, fittings, flanges, and applications requiring high mechanical strength, dimensional stability, and safety in high-pressure and high-temperature environments. Manufactured from hardened and tempered alloy steel, according to ASTM A193 B7, with excellent performance in critical fastenings in industrial applications. Other alloys available: B8, B8M, L7 and B16. Much More Than Just a Fastener. #offshorebusiness #fasteners #qua